<template>
  <div class="my-counter">
    <button type="button" class="btn btn-light" @click="subtract">-</button>
    <input
      type="number"
      class="form-control inp"
      v-model="list.goods_count"
      onfocus="this.select()"
    />
    <button type="button" class="btn btn-light" @click="add">+</button>
  </div>
</template>

<script>
export default {
  name: 'MyCount',
  props: {
    list: {
      type: Object,
      require: true
    }
  },
  methods: {
    subtract() {
      if (this.list.goods_count <= 1) return
      this.list.goods_count--
    },
    add() {
      this.list.goods_count++
    }
  },
  watch: {
    list: {
      deep: true,
      handler(val) {
        if (val.goods_count < 1) val.goods_count = 1
      }
    }
  }
}
</script>

<style lang="less" scoped>
.my-counter {
  display: flex;
  .inp {
    width: 45px;
    text-align: center;
    margin: 0 10px;
  }
  .btn,
  .inp {
    transform: scale(0.9);
  }
}
</style>
